:root {
  --ink: #111827;
  --muted: #5f6673;
  --paper: #fffaf0;
  --white: #ffffff;
  --gold: #c99737;
  --gold-deep: #926715;
  --teal: #0f766e;
  --line: #e5ddcf;
  --shadow: 0 24px 70px rgba(17, 24, 39, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fffdf8;
  font-family: "Inter", "Noto Sans Thai", "Sarabun", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.75;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  color: var(--white);
  transition: background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(255, 253, 248, 0.94);
  box-shadow: 0 12px 34px rgba(17, 24, 39, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.32);
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.25;
}

.brand small {
  color: currentColor;
  font-size: 12px;
  opacity: 0.78;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 15px;
  font-weight: 700;
}

.nav a {
  opacity: 0.9;
}

.nav-call {
  padding: 9px 14px;
  border-radius: 8px;
  background: var(--gold);
  color: #111827;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 8px;
  background: rgba(17, 24, 39, 0.12);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 760px;
  overflow: hidden;
  color: var(--white);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(8, 12, 20, 0.9) 0%, rgba(8, 12, 20, 0.76) 32%, rgba(8, 12, 20, 0.18) 74%),
    linear-gradient(0deg, rgba(8, 12, 20, 0.42), rgba(8, 12, 20, 0.08));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100% - 36px));
  padding: 150px 0 68px;
  margin-left: clamp(18px, 7vw, 96px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(17px, 2.1vw, 22px);
}

.hero-actions,
.location-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
  line-height: 1.35;
}

.btn.primary {
  background: var(--gold);
  color: #111827;
}

.btn.secondary {
  background: var(--teal);
  color: var(--white);
}

.btn.ghost {
  border-color: rgba(255, 255, 255, 0.38);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.location .btn.ghost,
.cta .btn.ghost {
  border-color: rgba(17, 24, 39, 0.2);
  color: var(--ink);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 760px;
  margin: 54px 0 0;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
}

.trust-strip div {
  padding: 20px;
  background: rgba(17, 24, 39, 0.2);
}

.trust-strip dt {
  color: var(--gold);
  font-size: 22px;
  font-weight: 900;
}

.trust-strip dd {
  margin: 3px 0 0;
  color: rgba(255, 255, 255, 0.84);
}

.quick-contact {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(1120px, calc(100% - 36px));
  margin: -46px auto 0;
  position: relative;
  z-index: 2;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
  background: var(--line);
}

.quick-contact div {
  padding: 22px;
  background: var(--white);
}

.quick-contact span,
.quick-contact small {
  display: block;
  color: var(--muted);
}

.quick-contact strong {
  display: block;
  margin-top: 2px;
  line-height: 1.4;
}

.section {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: 86px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.section h2,
.cta h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.18;
  letter-spacing: 0;
}

.intro {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  align-items: start;
}

.intro > p {
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.seo-link-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.seo-link-card {
  display: block;
  min-height: 170px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(17, 24, 39, 0.04);
}

.seo-link-card span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--gold-deep);
  font-size: 14px;
  font-weight: 900;
}

.seo-link-card strong {
  display: block;
  font-size: 18px;
  line-height: 1.45;
}

.card {
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(17, 24, 39, 0.04);
}

.card h3,
.steps h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.3;
}

.card p,
.steps p,
.location p,
.video-ready p,
.cta p,
.faq p {
  margin: 0;
  color: var(--muted);
}

.real-photos {
  padding-top: 20px;
}

.photo-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 18px;
  align-items: stretch;
}

figure {
  margin: 0;
}

.feature-photo,
.photo-grid figure {
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 38px rgba(17, 24, 39, 0.08);
}

.feature-photo img,
.photo-grid img {
  width: 100%;
  object-fit: cover;
}

.feature-photo img {
  height: 560px;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.photo-grid img {
  height: 230px;
}

figcaption {
  padding: 14px 16px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.45;
}

.video-ready {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 28px;
  align-items: stretch;
  padding-top: 12px;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.video-card {
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 38px rgba(17, 24, 39, 0.08);
}

.video-card:first-child {
  grid-column: 1 / -1;
}

.video-card video,
.video-card img,
.video-card iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  background: #111827;
  object-fit: cover;
}

.video-card h3 {
  margin: 16px 16px 4px;
  font-size: 20px;
  line-height: 1.3;
}

.video-card p {
  padding: 0 16px 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.social-video-card .btn {
  width: calc(100% - 32px);
  margin: 0 16px 18px;
}

.proof,
.customer-types {
  width: 100%;
  padding-right: max(18px, calc((100% - 1120px) / 2));
  padding-left: max(18px, calc((100% - 1120px) / 2));
  background: var(--paper);
}

.proof-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 22px;
}

.proof-panel,
.quote-panel {
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 12px 36px rgba(17, 24, 39, 0.06);
}

.proof-panel {
  padding: 30px;
}

.check-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  font-weight: 700;
}

.check-list li::before {
  position: absolute;
  top: 3px;
  left: 0;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  content: "✓";
  font-size: 13px;
  line-height: 1;
}

.quote-panel {
  display: flex;
  align-items: flex-end;
  min-height: 320px;
  padding: 30px;
  color: var(--white);
  background:
    linear-gradient(160deg, rgba(17, 24, 39, 0.9), rgba(15, 118, 110, 0.86)),
    var(--ink);
}

.quote-panel p {
  margin: 0;
  color: var(--white);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.35;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.steps li {
  padding: 24px;
  border-top: 4px solid var(--gold);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 12px 36px rgba(17, 24, 39, 0.07);
}

.steps span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 8px;
  background: #111827;
  color: var(--gold);
  font-weight: 900;
}

.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pill-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 15px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  font-weight: 800;
}

.location {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 28px;
  align-items: stretch;
}

.map-card {
  overflow: hidden;
  display: block;
  min-height: 360px;
  border-radius: 8px;
  background: var(--ink);
  box-shadow: 0 18px 46px rgba(17, 24, 39, 0.13);
}

.map-card img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  object-position: center top;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  font-weight: 900;
}

details p {
  padding: 0 22px 22px;
}

.cta {
  width: min(1120px, calc(100% - 36px));
  margin: 18px auto 0;
  padding: 54px;
  border-radius: 8px;
  background: #111827;
  color: var(--white);
}

.cta p:not(.eyebrow) {
  max-width: 720px;
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.78);
}

.footer {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.8fr;
  gap: 24px;
  padding: 46px clamp(18px, 4vw, 56px);
  margin-top: 74px;
  color: rgba(255, 255, 255, 0.82);
  background: #0d1119;
}

.footer strong {
  color: var(--white);
}

.footer p {
  max-width: 540px;
  margin: 8px 0 0;
}

.footer a {
  display: block;
  text-align: right;
  font-weight: 800;
}

.footer-links a {
  text-align: left;
}

.page-hero {
  position: relative;
  min-height: 540px;
  overflow: hidden;
  color: var(--white);
}

.page-hero .hero-content {
  padding-top: 132px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  font-weight: 800;
}

.breadcrumb a {
  color: var(--gold);
}

.content-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
  align-items: start;
}

.content-main {
  display: grid;
  gap: 28px;
}

.content-block {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(17, 24, 39, 0.04);
}

.content-block h2,
.content-block h3 {
  margin: 0 0 12px;
  line-height: 1.25;
}

.content-block p {
  margin: 0 0 14px;
  color: var(--muted);
}

.content-block p:last-child {
  margin-bottom: 0;
}

.side-panel {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 16px;
}

.contact-box,
.related-box {
  padding: 22px;
  border-radius: 8px;
  background: #111827;
  color: var(--white);
  box-shadow: var(--shadow);
}

.related-box {
  background: var(--paper);
  color: var(--ink);
}

.contact-box h2,
.related-box h2 {
  margin: 0 0 14px;
  font-size: 22px;
  line-height: 1.3;
}

.contact-box p {
  margin: 0 0 16px;
  color: rgba(255, 255, 255, 0.78);
}

.related-box a {
  display: block;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-weight: 900;
}

.related-box a:first-of-type {
  border-top: 0;
}

.mini-faq {
  display: grid;
  gap: 12px;
}

@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: 74px;
    right: 18px;
    left: 18px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border-radius: 8px;
    background: var(--white);
    color: var(--ink);
    box-shadow: var(--shadow);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 12px;
  }

  .hero {
    min-height: 790px;
  }

  .hero-content {
    width: calc(100% - 36px);
    padding-top: 118px;
    margin: 0 auto;
  }

  .trust-strip,
  .quick-contact,
  .intro,
  .proof-layout,
  .photo-layout,
  .video-ready,
  .steps,
  .location {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .seo-link-grid,
  .content-layout,
  .footer {
    grid-template-columns: 1fr;
  }

  .side-panel {
    position: static;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 12px 16px;
  }

  .brand strong {
    font-size: 15px;
  }

  .brand-logo {
    width: 38px;
    height: 38px;
  }

  .hero {
    min-height: 860px;
  }

  .hero-overlay {
    background:
      linear-gradient(90deg, rgba(8, 12, 20, 0.94), rgba(8, 12, 20, 0.7)),
      linear-gradient(0deg, rgba(8, 12, 20, 0.38), rgba(8, 12, 20, 0.12));
  }

  .hero-actions,
  .location-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .trust-strip,
  .quick-contact,
  .service-grid,
  .seo-link-grid,
  .photo-layout,
  .photo-grid,
  .video-grid,
  .video-ready {
    grid-template-columns: 1fr;
  }

  .video-card:first-child {
    grid-column: auto;
  }

  .feature-photo img,
  .photo-grid img {
    height: auto;
    aspect-ratio: 4 / 3;
  }

  .section {
    padding: 64px 0;
  }

  .card,
  .steps li,
  .proof-panel,
  .quote-panel,
  .cta {
    padding: 22px;
  }

  .quote-panel p {
    font-size: 23px;
  }

  .map-card strong {
    font-size: 30px;
  }

  .footer {
    display: block;
  }

  .footer a {
    margin-top: 8px;
    text-align: left;
  }
}